FR2434781A1 - Procede de pyrohydrolyse modifie pour le traitement des residus provenant de la fabrication de l'aluminium - Google Patents

Procede de pyrohydrolyse modifie pour le traitement des residus provenant de la fabrication de l'aluminium

Info

Publication number
FR2434781A1
FR2434781A1 FR7910773A FR7910773A FR2434781A1 FR 2434781 A1 FR2434781 A1 FR 2434781A1 FR 7910773 A FR7910773 A FR 7910773A FR 7910773 A FR7910773 A FR 7910773A FR 2434781 A1 FR2434781 A1 FR 2434781A1
Authority
FR
France
Prior art keywords
pyrohydrolysis
aluminum
manufacture
residues
content
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7910773A
Other languages
English (en)
French (fr)
Other versions
FR2434781B1 (enrdf_load_html_response
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kaiser Aluminum and Chemical Corp
Original Assignee
Kaiser Aluminum and Chemical Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kaiser Aluminum and Chemical Corp filed Critical Kaiser Aluminum and Chemical Corp
Publication of FR2434781A1 publication Critical patent/FR2434781A1/fr
Application granted granted Critical
Publication of FR2434781B1 publication Critical patent/FR2434781B1/fr
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25CPROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08Cell construction, e.g. bottoms, walls, cathodes
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00Halogens; Halogen acids
    • C01B7/19Fluorine; Hydrogen fluoride
    • C01B7/191Hydrogen fluoride
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/48Halides, with or without other cations besides aluminium
    • C01F7/50Fluorides
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02CCAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00Capture or disposal of greenhouse gases
    • Y02C20/30Capture or disposal of greenhouse gases of perfluorocarbons [PFC], hydrofluorocarbons [HFC] or sulfur hexafluoride [SF6]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00Chemistry of inorganic compounds
    • Y10S423/09Reaction techniques
    • Y10S423/16Fluidization

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR7910773A 1978-07-24 1979-04-27 Procede de pyrohydrolyse modifie pour le traitement des residus provenant de la fabrication de l'aluminium Granted FR2434781A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/927,084 US4160809A (en) 1978-07-24 1978-07-24 Modified pyrohydrolysis process for spent aluminum reduction cell linings

Publications (2)

Publication Number Publication Date
FR2434781A1 true FR2434781A1 (fr) 1980-03-28
FR2434781B1 FR2434781B1 (enrdf_load_html_response) 1984-12-14

Family

ID=25454151

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910773A Granted FR2434781A1 (fr) 1978-07-24 1979-04-27 Procede de pyrohydrolyse modifie pour le traitement des residus provenant de la fabrication de l'aluminium

Country Status (9)

Country Link
US (1) US4160809A (enrdf_load_html_response)
JP (1) JPS5520286A (enrdf_load_html_response)
AU (1) AU531376B2 (enrdf_load_html_response)
CA (1) CA1099079A (enrdf_load_html_response)
DE (1) DE2915798C2 (enrdf_load_html_response)
FR (1) FR2434781A1 (enrdf_load_html_response)
GB (1) GB2026453B (enrdf_load_html_response)
IT (1) IT1112593B (enrdf_load_html_response)
NO (1) NO154431C (enrdf_load_html_response)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928368A1 (de) * 1979-07-13 1981-02-05 Metallgesellschaft Ag Verfahren zur herstellung von fluorwasserstoff
DE2942439C2 (de) * 1979-10-20 1981-10-15 Vereinigte Aluminium-Werke Ag, 5300 Bonn Verfahren und Vorrichtung zur Gewinnung von Fluorwasserstoff aus fluorhaltigen Materialien durch Pyrohydrolyse
US4355017A (en) * 1981-05-14 1982-10-19 Martin Marietta Corporation Aluminum electrolytic cell cathode waste recovery
US4444740A (en) * 1983-02-14 1984-04-24 Atlantic Richfield Company Method for the recovery of fluorides from spent aluminum potlining and the production of an environmentally safe waste residue
US4743271A (en) * 1983-02-17 1988-05-10 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel
GB8305583D0 (en) * 1983-03-01 1983-03-30 Alcan Int Ltd Treatment of scrap lining material
US5336480A (en) * 1983-11-07 1994-08-09 Aluminum Company Of America Steam producing process
US4770869A (en) * 1983-11-07 1988-09-13 Aluminum Company Of America Steam producing process and products
DE3405452A1 (de) * 1984-02-16 1985-08-22 Kaiser Aluminum & Chemical Corp., Oakland, Calif. Verfahren zur herstellung von aluminiumfluorid
US4584178A (en) * 1984-11-16 1986-04-22 Quantum Teechnologies, Inc. Apparatus for the manufacture of hypochlorous acid
US4735784A (en) * 1986-07-11 1988-04-05 Morrison-Knudsen Company, Inc. Method of treating fluoride contaminated wastes
GB2198722B (en) * 1986-12-22 1991-04-17 Comalco Alu Process for the recovery of fluoride values
US4763585A (en) * 1987-09-08 1988-08-16 Ogden Environmental Services Method for the combustion of spent potlinings from the manufacture of aluminum
US4973464A (en) * 1989-02-21 1990-11-27 Ogden Environmental Services Method for the removal of cyanides from spent potlinings from aluminum manufacture
DE4025083A1 (de) * 1990-08-08 1992-02-13 Vaw Ver Aluminium Werke Ag Verfahren zur aufarbeitung fluorhaltiger rueckstaende
US5164174A (en) * 1991-10-11 1992-11-17 Reynolds Metals Company Detoxification of aluminum spent potliner by thermal treatment, lime slurry quench and post-kiln treatment
ZA935347B (en) * 1992-07-24 1994-03-14 Comalco Alu Treatment of solid material
CN1105607C (zh) 1993-04-06 2003-04-16 奥斯麦特有限公司 含碳材料的熔炼工艺
US5558690A (en) * 1994-12-23 1996-09-24 Vortec Corporation Manufacture of ceramic tiles from spent aluminum potlining
CZ324298A3 (cs) * 1996-04-09 1999-04-14 Vortec Corporation Způsob výroby keramických výrobků z létavého popílku
RU2312815C2 (ru) * 2006-01-10 2007-12-20 Геннадий Пантелеевич Медведев Способ переработки алюминийсодержащего сырья
US20110078948A1 (en) * 2009-10-01 2011-04-07 Chandrashekhar Ganpatrao Sonwane Ash removal from coal: process to avoid large quantities of hydrogen fluoride on-site
US20110081284A1 (en) * 2009-10-02 2011-04-07 Mark Weaver Treatment of bauxite residue and spent pot lining
RU2417162C1 (ru) * 2009-11-09 2011-04-27 Федеральное государственное образовательное учреждение высшего профессионального образования "Сибирский федеральный университет" Способ переработки щелочного алюмосиликатного сырья
RU2419661C1 (ru) * 2010-03-23 2011-05-27 Семен Игоревич Ножко Способ переработки отходов алюминиевого производства (хвостов флотации угольной пены и шлама газоочистки)
CN102134727B (zh) * 2011-03-10 2012-10-31 伊川龙海科技实业有限公司 一种电解槽余热回收利用的方法及装置
CN103771473B (zh) * 2014-02-18 2015-08-05 贵州万方铝化科技开发有限公司 一种制备小粒径Al2O3粉末的方法
CN109909272B (zh) * 2019-04-11 2022-04-12 新疆新能源(集团)准东环境发展有限公司 以废治废无害化处理铝电解槽大修渣的工艺方法
CN114377338B (zh) * 2021-12-28 2024-07-30 郑州鸿跃环保科技有限公司 一种对铝电解槽大修渣进行脱毒的处理系统及处理方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1271252A (fr) * 1960-07-29 1961-09-08 Electrochimie Soc Procédé de pyrohydrolyse
US4065551A (en) * 1968-02-01 1977-12-27 Elkem-Spigerverket A/S Method of recovering fluorine from carbonaceous waste material
FR2410047A1 (fr) * 1977-11-28 1979-06-22 Kaiser Aluminium Chem Corp Procede de recuperation des dechets provenant des installations de production electrolytique de l'aluminium

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1271252A (fr) * 1960-07-29 1961-09-08 Electrochimie Soc Procédé de pyrohydrolyse
US4065551A (en) * 1968-02-01 1977-12-27 Elkem-Spigerverket A/S Method of recovering fluorine from carbonaceous waste material
FR2410047A1 (fr) * 1977-11-28 1979-06-22 Kaiser Aluminium Chem Corp Procede de recuperation des dechets provenant des installations de production electrolytique de l'aluminium

Also Published As

Publication number Publication date
JPS63374B2 (enrdf_load_html_response) 1988-01-06
AU4655879A (en) 1980-01-31
US4160809A (en) 1979-07-10
DE2915798C2 (de) 1987-01-29
IT1112593B (it) 1986-01-20
NO154431C (no) 1986-09-17
DE2915798A1 (de) 1980-02-07
AU531376B2 (en) 1983-08-18
CA1099079A (en) 1981-04-14
GB2026453A (en) 1980-02-06
JPS5520286A (en) 1980-02-13
IT7922183A0 (it) 1979-04-26
NO791451L (no) 1980-01-25
FR2434781B1 (enrdf_load_html_response) 1984-12-14
GB2026453B (en) 1982-07-14
NO154431B (no) 1986-06-09

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